High severity · published Jul 10, 2025
CVE-2025-53630
Integer Overflow in GGUF Parser can lead to Heap Out-of-Bounds Read/Write in gguf
8.9
CVSS
0.4%
EPSS
No
On KEV
Description
llama.cpp is an inference of several LLM models in C/C++. Integer Overflow in the gguf_init_from_file_impl function in ggml/src/gguf.cpp can lead to Heap Out-of-Bounds Read/Write. This vulnerability is fixed in commit 26a48ad699d50b6268900062661bd22f3e792579.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 30% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LL
llama.cpp · ggml-org
< 26a48ad699d50b6268900062661bd22f3e792579 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-53630
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-53630
github.com
https://github.com/ggml-org/llama.cpp/commit/26a48ad699d50b6268900062661bd22f3e792579
github.com
https://github.com/ggml-org/llama.cpp/security/advisories/GHSA-vgg9-87g3-85w8
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